MindWare Contraptions Catapult

No tools required
Measure, construct, launch
Great indoor activity
Ages 7 and up Boost their learning trajectory with an authentic catapult! Kids can build their own with planks, a little glue and the help of easy, step-by-step instructions. What shoots farther, a marshallow or a piece of macaroni? How does the object's course change when you pull the arm back to different points? Includes pre-drilled planks, wood glue, leather strap, ruler, rubber bands, cup, 2 b More »